surface gage


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surface gage

[′sər·fəs ‚gāj]
(design engineering)
A scribing tool in an adjustable stand, used to mark off castings and to test the flatness of surfaces.
A gage for determining the distances of points on a surface from a reference plane.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.